./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-ext/04_incdec_cas.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-ext/04_incdec_cas.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 937e8b9e64b6ae3494ec3fcac7f61de4fbcf048b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-ext/04_incdec_cas.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 937e8b9e64b6ae3494ec3fcac7f61de4fbcf048b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:29:58,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:58,953 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:58,995 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:58,997 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:59,001 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:59,006 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:59,021 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:59,029 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:59,035 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:59,040 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:59,043 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:59,044 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:59,049 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:59,051 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:59,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:59,059 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:59,060 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:59,065 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:59,072 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:59,078 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:59,084 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:59,088 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:59,090 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:59,099 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:59,099 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:59,100 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:59,104 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:59,105 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:59,107 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:59,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:59,109 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:59,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:59,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:59,118 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:59,121 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:59,122 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:59,123 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:59,126 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:59,127 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:59,129 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:59,130 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:29:59,182 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:59,188 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:59,189 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:59,193 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:59,193 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:59,194 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:59,194 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:59,196 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:29:59,196 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:59,198 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:59,198 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:59,201 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:59,201 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:29:59,203 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:29:59,203 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:29:59,203 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:29:59,204 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:29:59,204 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:29:59,205 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:29:59,205 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:29:59,208 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:29:59,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:29:59,209 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:29:59,209 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:29:59,210 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:29:59,210 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:29:59,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:29:59,210 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:29:59,213 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 937e8b9e64b6ae3494ec3fcac7f61de4fbcf048b [2019-11-27 16:29:59,772 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:29:59,803 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:29:59,809 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:29:59,815 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:29:59,819 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:29:59,821 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/04_incdec_cas.i [2019-11-27 16:29:59,996 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b097e0115/a2f881bcc1f240599961c3917ac08d68/FLAG732487b54 [2019-11-27 16:30:01,289 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:30:01,294 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/04_incdec_cas.i [2019-11-27 16:30:01,332 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b097e0115/a2f881bcc1f240599961c3917ac08d68/FLAG732487b54 [2019-11-27 16:30:01,372 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b097e0115/a2f881bcc1f240599961c3917ac08d68 [2019-11-27 16:30:01,384 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:30:01,387 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:30:01,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:30:01,394 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:30:01,400 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:30:01,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:30:01" (1/1) ... [2019-11-27 16:30:01,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fc7227c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:01, skipping insertion in model container [2019-11-27 16:30:01,414 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:30:01" (1/1) ... [2019-11-27 16:30:01,435 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:30:01,553 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:30:02,601 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:30:02,630 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:30:02,778 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:30:02,964 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:30:02,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:02 WrapperNode [2019-11-27 16:30:02,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:30:02,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:30:02,972 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:30:02,972 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:30:02,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:02" (1/1) ... [2019-11-27 16:30:03,053 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:02" (1/1) ... [2019-11-27 16:30:03,128 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:30:03,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:30:03,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:30:03,131 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:30:03,141 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:02" (1/1) ... [2019-11-27 16:30:03,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:02" (1/1) ... [2019-11-27 16:30:03,161 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:02" (1/1) ... [2019-11-27 16:30:03,163 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:02" (1/1) ... [2019-11-27 16:30:03,189 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:02" (1/1) ... [2019-11-27 16:30:03,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:02" (1/1) ... [2019-11-27 16:30:03,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:02" (1/1) ... [2019-11-27 16:30:03,232 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:30:03,243 INFO L168 Benchmark]: Toolchain (without parser) took 1850.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:30:03,249 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:30:03,252 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1575.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.4 MB in the end (delta: -710.7 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:30:03,257 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.11 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 956.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:30:03,258 INFO L168 Benchmark]: Boogie Preprocessor took 104.54 ms. Allocated memory is still 1.0 GB. Free memory is still 956.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:30:03,271 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1575.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.4 MB in the end (delta: -710.7 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 162.11 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 956.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 104.54 ms. Allocated memory is still 1.0 GB. Free memory is still 956.7 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:30:07,235 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:30:07,240 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:30:07,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:30:07,277 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:30:07,280 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:30:07,285 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:30:07,302 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:30:07,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:30:07,312 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:30:07,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:30:07,319 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:30:07,322 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:30:07,328 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:30:07,333 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:30:07,335 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:30:07,339 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:30:07,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:30:07,348 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:30:07,358 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:30:07,366 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:30:07,374 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:30:07,375 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:30:07,380 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:30:07,390 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:30:07,390 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:30:07,391 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:30:07,393 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:30:07,396 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:30:07,397 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:30:07,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:30:07,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:30:07,405 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:30:07,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:30:07,410 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:30:07,411 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:30:07,412 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:30:07,413 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:30:07,413 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:30:07,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:30:07,419 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:30:07,420 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:30:07,460 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:30:07,461 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:30:07,466 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:30:07,468 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:30:07,468 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:30:07,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:30:07,469 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:30:07,469 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:30:07,472 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:30:07,472 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:30:07,474 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:30:07,474 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:30:07,474 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:30:07,475 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:30:07,475 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:30:07,477 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:30:07,477 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:30:07,477 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:30:07,478 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:30:07,480 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:30:07,480 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:30:07,480 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:30:07,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:30:07,481 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:30:07,481 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:30:07,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:30:07,483 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:30:07,483 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:30:07,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:30:07,486 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:30:07,487 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 937e8b9e64b6ae3494ec3fcac7f61de4fbcf048b [2019-11-27 16:30:08,091 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:30:08,126 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:30:08,133 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:30:08,138 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:30:08,142 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:30:08,144 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/04_incdec_cas.i [2019-11-27 16:30:08,310 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1203b36e7/6b5300b17f5a4d6ea55f5505d6d7d20e/FLAG4aaf05117 [2019-11-27 16:30:09,621 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:30:09,623 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/04_incdec_cas.i [2019-11-27 16:30:09,665 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1203b36e7/6b5300b17f5a4d6ea55f5505d6d7d20e/FLAG4aaf05117 [2019-11-27 16:30:09,708 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1203b36e7/6b5300b17f5a4d6ea55f5505d6d7d20e [2019-11-27 16:30:09,720 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:30:09,725 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:30:09,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:30:09,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:30:09,739 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:30:09,743 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:30:09" (1/1) ... [2019-11-27 16:30:09,753 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fc7227c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:09, skipping insertion in model container [2019-11-27 16:30:09,753 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:30:09" (1/1) ... [2019-11-27 16:30:09,771 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:30:09,889 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:30:10,945 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:30:10,991 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:30:11,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:30:11,284 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:30:11,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:11 WrapperNode [2019-11-27 16:30:11,291 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:30:11,292 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:30:11,292 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:30:11,292 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:30:11,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:11" (1/1) ... [2019-11-27 16:30:11,382 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:11" (1/1) ... [2019-11-27 16:30:11,474 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:30:11,476 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:30:11,476 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:30:11,477 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:30:11,500 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:11" (1/1) ... [2019-11-27 16:30:11,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:11" (1/1) ... [2019-11-27 16:30:11,525 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:11" (1/1) ... [2019-11-27 16:30:11,526 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:11" (1/1) ... [2019-11-27 16:30:11,558 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:11" (1/1) ... [2019-11-27 16:30:11,578 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:11" (1/1) ... [2019-11-27 16:30:11,586 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:11" (1/1) ... [2019-11-27 16:30:11,593 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:30:11,611 INFO L168 Benchmark]: Toolchain (without parser) took 1883.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.0 MB in the end (delta: 735.7 kB). Peak memory consumption was 801.2 kB. Max. memory is 12.5 GB. [2019-11-27 16:30:11,616 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:30:11,620 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1559.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:30:11,622 INFO L168 Benchmark]: Boogie Procedure Inliner took 184.06 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:30:11,627 INFO L168 Benchmark]: Boogie Preprocessor took 129.03 ms. Allocated memory is still 1.0 GB. Free memory is still 961.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:30:11,632 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1559.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 184.06 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 129.03 ms. Allocated memory is still 1.0 GB. Free memory is still 961.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...